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Search: id:A013932
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A013932 a(n) is square-free and is sum of first k square-frees for some k. +0
4
1, 3, 6, 11, 17, 34, 58, 87, 123, 166, 215, 274, 305, 407, 482, 521, 562, 647, 791, 899, 1073, 1261, 1327, 1394, 1463, 1533, 1677, 1751, 1906, 1985, 2067, 2235, 2321, 2497, 2681, 2870, 2967, 3170, 3273, 3378 (list; graph; listen)
OFFSET

1,2
CROSSREFS

Cf. A005117, A013930, A013931.

Sequence in context: A011901 A109471 A124454 this_sequence A161864 A010335 A084576

Adjacent sequences: A013929 A013930 A013931 this_sequence A013933 A013934 A013935

KEYWORD

nonn

AUTHOR

Henri Lifchitz (100637.64(AT)CompuServe.COM)

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Last modified December 6 22:55 EST 2009. Contains 170429 sequences.

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